{ "v": "2.0", "page_type": "product", "title": "H21B2", "breadcrumbs": [ { "label": "Home", "href": "/python/html5/index.html" }, { "label": "Brands", "href": "/python/html5/menu_brand_index/menu_brand_index_brands_87101ba214.html" }, { "label": "Fairchild Semiconductor", "href": "/python/html5/menu_brand_products/1000/17000/menu_brand_products_FairchildSemiconductor_1_86f4b1c943.html" }, { "label": "H21B2", "href": null } ], "content": { "product": { "mpn": "H21B2", "manufacturer": "Fairchild Semiconductor", "brand": "Fairchild Semiconductor", "brand_url": "/python/html5/menu_brand_products/1000/17000/menu_brand_products_FairchildSemiconductor_1_86f4b1c943.html", "title": "H21B2", "description": "", "attributes": [ { "name": "Brand name", "values": [ { "value": "Fairchild Semiconductor", "url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Brandname_FairchildSemiconductor_1_c3bbd33ce1.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Brandname_FairchildSemiconductor_1_c3bbd33ce1.html" }, { "name": "Manufacturer name", "values": [ { "value": "Fairchild Semiconductor", "url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Manufacturername_FairchildSemiconductor_1_f010e3d6d0.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Manufacturername_FairchildSemiconductor_1_f010e3d6d0.html" }, { "name": "Manufacturer", "values": [ { "value": "Fairchild Semiconductor", "url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Manufacturer_FairchildSemiconductor_1_8e43a1325a.html" }, { "value": "Fairchild", "url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Manufacturer_FAIRCHILD_1_044cb68967.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16733000/menu_attr_pair_Manufacturer_FairchildSemiconductor_1_8e43a1325a.html" }, { "name": "Part Number", "values": [ { "value": "H21B2", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_PartNumber_H21B2_1_990ffa535f.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_PartNumber_H21B2_1_990ffa535f.html" }, { "name": "Model", "values": [ { "value": "H21B2", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_Model_H21B2_1_faef2f8fe2.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_Model_H21B2_1_faef2f8fe2.html" }, { "name": "Product Group", "values": [ { "value": "BISS", "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_152becbbad.html" } ], "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_152becbbad.html" }, { "name": "ASIN", "values": [ { "value": "B014YX8KMS", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_ASIN_B014YX8KMS_1_15dbba23ce.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_ASIN_B014YX8KMS_1_15dbba23ce.html" }, { "name": "Asin", "values": [ { "value": "B014YX8KMS", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_ASIN_B014YX8KMS_1_15dbba23ce.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_ASIN_B014YX8KMS_1_15dbba23ce.html" }, { "name": "Brand", "values": [ { "value": "Fairchild", "url": "/python/html5/menu_attr_pair/1000/16000000/16734000/menu_attr_pair_Brand_Fairchild_1_d471f76325.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16734000/menu_attr_pair_Brand_Fairchild_1_d471f76325.html" }, { "name": "Case", "values": [ { "value": "1", "url": "/python/html5/menu_attr_pair/menu_attr_pair_Case_1_1_4de75d695a.html" } ], "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_Case_1_1_4de75d695a.html" }, { "name": "Cat", "values": [ { "value": "Industrial & Scientific", "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Cat_IndustrialScientific_1_c583162a01.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_Cat_IndustrialScientific_1_c583162a01.html" }, { "name": "CatId", "values": [ { "value": "16310091", "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatId_16310091_1_0f77fb0abe.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatId_16310091_1_0f77fb0abe.html" }, { "name": "CatTree", "values": [ { "value": "16310091", "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_16310091_1_b11243d9cb.html" }, { "value": "16310161", "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_16310161_1_0db56bb8c8.html" }, { "value": "306506011", "url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_306506011_1_e6522cd8a9.html" }, { "value": "306831011", "url": "/python/html5/menu_attr_pair/1000/10000/menu_attr_pair_CatTree_306831011_1_698da7459b.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/1000/menu_attr_pair_CatTree_16310091_1_b11243d9cb.html" }, { "name": "Feature", "values": [ { "value": "Fairchild Optical Interrupter Model # H21B2", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_Feature_FairchildOpticalInterrupterModelH21B2_1_303cd6e632.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_Feature_FairchildOpticalInterrupterModelH21B2_1_303cd6e632.html" }, { "name": "Height", "values": [ { "value": "1.00", "url": "/python/html5/menu_attr_pair/1000/100000/menu_attr_pair_Height_100_1_271f59ced9.html" }, { "value": "70", "url": "/python/html5/menu_attr_pair/1000/89000/menu_attr_pair_Height_70_1_262061b019.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/100000/menu_attr_pair_Height_100_1_271f59ced9.html" }, { "name": "Label", "values": [ { "value": "Fairchild", "url": "/python/html5/menu_attr_pair/1000/16000000/16734000/menu_attr_pair_Label_Fairchild_1_ddd11e1a21.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16734000/menu_attr_pair_Label_Fairchild_1_ddd11e1a21.html" }, { "name": "Length", "values": [ { "value": "1.00", "url": "/python/html5/menu_attr_pair/1000/105000/menu_attr_pair_Length_100_1_812df9ea4f.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/105000/menu_attr_pair_Length_100_1_812df9ea4f.html" }, { "name": "MPN", "values": [ { "value": "H21B2", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_MPN_H21B2_1_b8af8591c7.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_MPN_H21B2_1_b8af8591c7.html" }, { "name": "Man", "values": [ { "value": "Fairchild", "url": "/python/html5/menu_attr_pair/1000/16000000/16735000/menu_attr_pair_Man_Fairchild_1_902c280459.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16735000/menu_attr_pair_Man_Fairchild_1_902c280459.html" }, { "name": "NumberOfItems", "values": [ { "value": "1", "url": "/python/html5/menu_attr_pair/menu_attr_pair_NumberOfItems_1_1_847345067b.html" } ], "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_NumberOfItems_1_1_847345067b.html" }, { "name": "PartNumber", "values": [ { "value": "H21B2", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_PartNumber_H21B2_1_bc8d2d7f66.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_PartNumber_H21B2_1_bc8d2d7f66.html" }, { "name": "ProductGroup", "values": [ { "value": "BISS", "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_96cddee76e.html" } ], "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductGroup_BISS_1_96cddee76e.html" }, { "name": "ProductTypeName", "values": [ { "value": "ELECTRONIC_COMPONENT", "url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductTypeName_ELECTRONICCOMPONENT_1_6ac1266c5c.html" } ], "name_url": "/python/html5/menu_attr_pair/menu_attr_pair_ProductTypeName_ELECTRONICCOMPONENT_1_6ac1266c5c.html" }, { "name": "Publisher", "values": [ { "value": "Fairchild", "url": "/python/html5/menu_attr_pair/1000/16000000/16735000/menu_attr_pair_Publisher_Fairchild_1_10e0ba58f9.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16735000/menu_attr_pair_Publisher_Fairchild_1_10e0ba58f9.html" }, { "name": "Studio", "values": [ { "value": "Fairchild", "url": "/python/html5/menu_attr_pair/1000/16000000/16735000/menu_attr_pair_Studio_Fairchild_1_71ca1edad9.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/16000000/16735000/menu_attr_pair_Studio_Fairchild_1_71ca1edad9.html" }, { "name": "Title", "values": [ { "value": "Fairchild H21B2 Optical Interrupter", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_Title_FairchildH21B2OpticalInterrupter_1_48d671d8ba.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_Title_FairchildH21B2OpticalInterrupter_1_48d671d8ba.html" }, { "name": "URL", "values": [ { "value": "http://ecx.images-amazon.com/images/I/31TBLtmE9ML._SL75_.jpg", "url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_URL_httpecximagesamazoncomimagesI31TBLtmE9MLSL_1_c8cf24634c.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/27000000/27006000/menu_attr_pair_URL_httpecximagesamazoncomimagesI31TBLtmE9MLSL_1_c8cf24634c.html" }, { "name": "Units", "values": [ { "value": "inches", "url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_Units_inches_1_bdb0d4109a.html" }, { "value": "pixels", "url": "/python/html5/menu_attr_pair/menu_attr_pair_Units_pixels_1_c7fe549e1d.html" }, { "value": "pounds", "url": "/python/html5/menu_attr_pair/menu_attr_pair_Units_pounds_1_0ce017d356.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/63000/menu_attr_pair_Units_inches_1_bdb0d4109a.html" }, { "name": "Weight", "values": [ { "value": "0.10", "url": "/python/html5/menu_attr_pair/1000/74000/menu_attr_pair_Weight_010_1_d41e938a66.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/74000/menu_attr_pair_Weight_010_1_d41e938a66.html" }, { "name": "Width", "values": [ { "value": "1.00", "url": "/python/html5/menu_attr_pair/1000/105000/menu_attr_pair_Width_100_1_70e79ea974.html" }, { "value": "75", "url": "/python/html5/menu_attr_pair/menu_attr_pair_Width_75_1_1e3c47751f.html" } ], "name_url": "/python/html5/menu_attr_pair/1000/105000/menu_attr_pair_Width_100_1_70e79ea974.html" } ], "images": [], "distributors": [ { "name": "South Electronics", "sku": "H21B2", "url": "https://octopart.com/click/track?country=US&ak=1431dd31&sig=044f9a0&sid=26778&ppid=707547&vpid=254028786&ct=offers", "pricing": [], "stock": { "available": true, "quantity": 19, "lead_time_days": 0 }, "moq": null, "multiple": null, "image": "{'sources': [{'uid': 'd294179ef2900153', 'name': 'Newark', '__class__': 'Source'}], '__class__': 'Attribution', 'first_acquired': None}" }, { "name": "Ewing Components", "sku": "H21B2", "url": "https://octopart.com/click/track?country=US&ak=1431dd31&sig=08508fe&sid=11603&ppid=707547&vpid=255186961&ct=offers", "pricing": [], "stock": { "available": true, "quantity": 29520, "lead_time_days": 0 }, "moq": null, "multiple": null, "image": "{'sources': [{'uid': 'd294179ef2900153', 'name': 'Newark', '__class__': 'Source'}], '__class__': 'Attribution', 'first_acquired': None}" }, { "name": "Digi-Key", "sku": "H21B2-ND", "url": "https://www.digikey.com/product-detail/en/on-semiconductor/H21B2/H21B2-ND/401319", "pricing": [], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 50 }, { "name": "Radwell", "sku": "H21B2", "url": "http://www.radwell.com/Buy/FAIRCHILD%20SEMICONDUCTOR/FAIRCHILD%20SEMICONDUCTOR/H21B2", "pricing": [ { "quantity": 1, "price_usd": 2.63 } ], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1, "image": "http://az343058.vo.msecnd.net/productlargeimages/preview.jpg" }, { "name": "Win Source", "sku": "H21B2", "url": "https://www.win-source.net/optical-sensors-photointerrupters-slottype-transistoroutput-h21b2.html", "pricing": [], "stock": { "available": true, "quantity": 11370, "lead_time_days": 0 }, "moq": 1, "multiple": 1 }, { "name": "Hotenda", "sku": "H3942914", "url": "http://www.hotenda.com/product-item/optical-sensors-photointerrupters-slot-type-transistor-output/H21B2/H3942914.html", "pricing": [], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1 }, { "name": "Digi-Key", "sku": "401319", "url": "https://www.digikey.com/en/products/detail/onsemi/H21B2/401319", "pricing": [], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 1, "multiple": 1 }, { "name": "Tedss", "sku": "2099005022", "url": "https://www.tedss.com/2099005022", "pricing": [ { "quantity": 1, "price_usd": 2.0 } ], "stock": { "available": false, "quantity": null, "lead_time_days": null }, "moq": 5, "multiple": 5, "image": "https://www.dataalchemy.com/python/getu/b7efe3c7-99f9-461b-a35e-cb25874fb76b" } ], "amazon": { "available": true, "products": [ { "asin": "B014YX8KMS", "title": "Fairchild H21B2 Optical Interrupter", "brand": "Fairchild", "image": "http://ecx.images-amazon.com/images/I/31TBLtmE9ML._SL75_.jpg", "url": "https://www.amazon.com/gp/offer-listing/B014YX8KMS?SubscriptionId=AKIAJKLC45GB7MJZUOAQ&tag=elmg&linkCode=xm2&camp=2025&creative=386001&creativeASIN=B014YX8KMS" } ] }, "metadata": { "generated_date": "2026-04-26", "last_updated": "2026-04-26", "data_sources": [ "Digi-Key", "Ewing Components", "Hotenda", "Radwell", "South Electronics", "Tedss", "Win Source", "Amazon" ], "completeness": 1.0, "version": "1.2" } } }, "pagination": null, "nav": { "home": "/python/html5/index.html", "brands": "/python/html5/menu_brand_index/menu_brand_index_brands_87101ba214.html", "parts": "/python/html5/menu_part_index/menu_part_index_parts_909e6bf0ca.html", "attributes": "/python/html5/menu_attr_index/menu_attr_index_attributes_d7f67a250d.html" } }